It looks like this is a web page, not a feed. I looked for a feed associated with this page, but couldn't find one. Please enter the address of your feed to validate.

Source: https://blog-850430989232.mit-edu.top/post/6394702815

  1. <!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="390"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "blog-850430989232.mit-edu.top",cType: 'managed',cRay: '911039c51d8e082d',cH: 'JmcyL5cQ1DZcG.LQX02b5abveHkea80dqRKDj0UULf8-1739401549-1.2.1.1-iCDMl6iURxjaTxo9H4idygNbRTSlRShUw9ElQS7yENefMMgdVGIfpUBGNdqlzMhH',cUPMDTk: "\/post\/6394702815?__cf_chl_tk=p8ZJ5aSc3RHETB6gIXPOrlv94oRtMq1O3qjvWFKzxik-1739401549-1.0.1.1-E_FFOOVH0C.TWA7FGOGpgDtdrTZk9Fckse0CXMla_NQ",cFPWv: 'b',cITimeS: '1739401549',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6394702815?__cf_chl_f_tk=p8ZJ5aSc3RHETB6gIXPOrlv94oRtMq1O3qjvWFKzxik-1739401549-1.0.1.1-E_FFOOVH0C.TWA7FGOGpgDtdrTZk9Fckse0CXMla_NQ",md: "XZJgSpkI1Fx6Nr.Cq.X61_eWV4Sxt.D5WN9NFTtFScA-1739401549-1.2.1.1-7CCR_0w1mBi5oCkB0JbkbvXk8qMbvZ8vIDvz51RawL8tIIoO4rM1wJooBZ_JRBzoLT0iqgUINk0xtOOiFZ1TKcjaifZMf4BKbn8kNQDUBH4FniAXwtxSFg.fRmRXkryqoh6AOxVX.9qdQT_JKFr31A8CujUb1Rekn0C3ZSpUQEQjh1TH1IortIJZ.TMux_GcCScUk.eF3US0_0WCU7nz49wr9ro0TrSUPf7gziRct0oe7h0OvwjU6YlV2G6S3cAXY.WEi6grnwb60sk.b5FkYD2N4Z.yXIP9j.44Dx.WCVt2E2A6oY.CD5eUfCDh6BdfCzQRCET0pPlEXmxkiJCkE7KdPwvqHZN5sTJU9C8kgCUBspbJsFE9aGsMqW9wII9YW1p1WQr1VCElAEhzWMvvaltXR30qETtSf_TncOjmzQpyCl7z_cb4qON4RGbiuBlgLEouHEPHQB4QZVji..fknWKHKLTypDe5VXyVHbTeNBqOwyK.ACT3OcoRMwFSsIeNXqrKZRMs2tZxYo1C49gkz.rMerdN2k3eAai2.ccE7Gttkcv_cCPu5pUt_BCabkhiva0ik7aUyyCTELwOnNOLqrPMk5BYNfvc1GjXktIQqrqmHPNt8pDXaVeet6LEiv3JUkXdFHB88s0SMkOWMSpHftezQIS8.WwQU6gwwL_5KpcfmQGVBSJoJKsn0RhuwDU0a7QujyvU8jDf021LBUvfiiiUDhW6uTZbJcy5o8tvefddGRFbFBVlQvdrhduv2D17wMOsg1_pZ9xwgum9_wk8s__IS4KKgzGRqxDTsQytEfTfvVtD8QUpLS0QHgoZqvItsGh1.STHtcRvRGuZJHY5B7PbcceIrQmj42UAUaztsD9efUA1EULBNHZpsxRIwy1AzKmLoqCsThzaFLyuSXWECS3x2ltXs67TBOebqg4_3sGlbOAn5cd8PN7W10HJkYRttcSz4Z1WmLHBIF.9DmP9s_s0U0WW8arr9iuFwqm6kysLuq6zB3PL7udppNXoI4g05Qth9wBAnfG_YfJNF5Kuo_lexwsEAE5OQSYo4dA6o9DpWda7AMoatUgD67Hti_HP0WAXaSs3p5Vxs0QkU15mNexxBgHzqeho2JdREiaEZmHbCVxB7jT73CHa3WjdfdQiZ8bHqVVuif6ftSVuX.iOGyZqnETERlFB1cwSBPmzBwKlNkZo6UOWZgSKQRKfeVQd3J08DqWdV311cgR97xvhdqZF5bnbd9CT7aPji9GNx_pohpH8geyNsBjz1ydGHKY_qtkxw7SSYkPH3Tr4qyvmX_QhqHTvsk3kRYjrrA89Edmx_n.uVfwt1MNwUW9SzutnkyIaC3xMg9XWdSgTEtHpmnKisaBgdbNMoIFpT63bilKbXP4Sz2A1zTn1LxaWVHteZgMW1EB0qxX.m9VGavVSSzjkbYGxZyyXlP4LgbGp0FXyhn6tkctsnhoE2mmwAeBgsYUQqNTjFFW7BNFog9zLyFbr8q8hZZK7T1vVlB_4.JAyyugAzD64mkPteCD7Ft2u7BuEArDYCiVygE4YbIDMPE1p68p2Nf3hXTyYjDPMI6hferGaxIg2E4sjmTZk_eX8sRc4p_6TrxcL_9Mij8zlWeyNGQas2AWSVNnEjv_YvjVVmB.3AkSOzz7tHmn87GF7dgoashA477VWQn5f83SMUz9h0c2Zk1C8e4OhqrniGwnLsbC4CuHNrLcROHYFqCw4Cc.dfIkYv.sy7GoQqiVwbPeuEca01D6aKrr7oJf9AK5atpy5bnHBlFfdcgY63qRJxmbAKqsrq3pOUYGfZWth.6mYgzL_mFwZj8vizWKMCRlS_f3zCUhq7IBxiYgzQ_Jrco.cNq0rS7j9UGo_7xfIsGGwuuzLKotDE5p5IL5b.d29ASNfsnxiQAPZfis5I1h_s5eY_VV2WPMuCuZ4cAsIPXsnG9R4n_baeUlIqK.sUyiKFtEQhHi84RLpyY.qAYE00cboT03cFFvgmui4Z.BbBvXhG8W_aOc04HUGFGAczoeZqH7bomZdSNuwX2_Z2BVdjgr3C2n_wm2XMFJ5tzim3wD_XSTgCx1srEwDz7weQAQnrFXa5YQjy9K3laI4ERaCmLTP7e9_C2fAOjaoo6aPjrOlDtUXnXHZWwGAKeo_gowCVcGpdg6OBa.61XiD0xlQLxn5agbh.wF_VwVvSA.fWOaIQxWkQfW5yIfAZhiADrK1DzeywOnSTGP3qdy2L84o",mdrd: "8_PgY5oUf.SphOhmnI2dhxf_j6MEVNe9Q3lN3ojyAcE-1739401549-1.2.1.1-yNJ.Kaakb34uxIf9rfF8AfDO19_q3euuU55JU5U6776bjkQ7dLGeOJttWZERfm_lUim22vXdIN1fhAhlJUfLz20NuyFo6150yj.PfxXrP1ssOOf8YXTBB5OcBbpdKKg.Hzk1PGId2yHqgSxrSbVNIOn.3teRbqx.Nu3zDtEAOEVgW1MZnQcwAFcpZnD_Y_DEXRn19GomP9.n1Vk252wHaf7o.sVmFq8wfLkltuv9lrPNo7VVl66MxlVo7GuDRu2cdCEiYdCpgVoQ8Av0jdngg1WAm0ZDS48zJWuk.JxEva5Krvya5rqt39PdTW1d3UrIcpHN63M9y7kv_e5hrV7xDXeemAB73HozC4s6mWEa5UJ.sL8.ZLZ0LZBltAT.0T1JPosDUNltqIvIjLUGmwgNh4BDRqDv7nlxEbMmZwlCBa4.OB3xq1vTFqi04U0NQwjgEUtqc3VoMMIZGB2Sn0KOhFRMVZ6o4Le_oLK9gp5hFgVW5wjJCYcSuKQzAaS61Gk6TClov0DwVM4OoxxV8L6vmnzS1kts2.BdsCJOqQ4QffZinPuJ24_gFWPU7V1I6hJqp__43fSYuLtPLd8ZTR6TJrhyC8qZEWvAtfF0I4zuNYwisOmOl68sPmrheweQ7rV1nVSEvtIj_JH3qQ57Knqd_iGrOrYwvckraG1fRmU2BQtooPTLOe0nQEJte_dixGpdc.d1lRR2wMcs1YxwkEMH3XhLWb48fttU4wp3ylnDCaN5u2OmaL99JoeKX4Uh36io7I7j3h8I0umtGARkIi7bmIpK1QjOqEx3WnUJypPlzpHkiDRy3p4MsydlosFgtjRSIvcHDK9.ESvfliTFu1q9SankJTyJJW32X8JD0LDsrqzpMna8stgniQ8PI6skGR.PGHYF1lyUKTf4xWqrFVythdLI9rbyNNa30TCbxsnjNLrXTdJRbGkzArE00gir1oyFGBCC3cWC2hm3X_x89klNXqE4QHH4sxxUJFrCPL8FE06LAF6aGq9R5uN6XJNOJ.eINffY_TFqiuCb0wGdRhteQFy8hnuSBNjx2MBcccE6JA4Ng71a.4YMX9Vjm1KLJUkpOF1v9bfj4h.V.mGpltzbTjL0lKRVd8TuWlZPbrrx5_wyPtc4XDiN2h4i4eQrlV_sMe3NeFyZ9gEzD8whV9m12h5Sctmb6Fw4Bb_HBn7XLnaPH0XrzMPjjHXwlUwzEnkALycIcNAK13RX79oq6C3cXulJ2NneXnTWcH.Cj9drPIvBBL_WdY9PYC9tIZ9MXE3RkbRKZeFAf46.Jt8B8731GMiiE9lr4uehpwi.WDuU9atoy90TOkI_X0NNMeWJ7E3ygjlUPV4GXUpLyVybTx61p8J..spjPhrjVZ26B6qnJL4FvrhUesH9PVHsrOf7bUltkJMgiT.s8L7T88vrQNP0yQqh2ruvlulQbNrxN9n1yD3hLNn2yBqXTFazlvRVCYZuZUCTynrvgmXOcbg_KAu.lGVR8pvhWddYc7XyHe73lR4ELkh7iTLu2NNDpbtS0b_rU7zixmvvk6gg0E0GUqu_UYhoYw8T_VBt6turQaexeTBtK0_Oz8OCXsptAxJdqIiTj3vxUzIubXZbRPngIJn8Ugfjvm5eoZ9YB0s4XRnsN84yVMkLCCPyBk6KQC.jzbe7j92bHr6nEHEUEswxNdR90MdwxeOl.BRXion2sikIyuXjXgAieW18b2BdPGRRKDiemH5vFCuUaYYZl_ctyoQtcCqPx7y_zVy31lkd.VXlDiNRfnMqxLJ3MkMRmarmcbGn23HMg7OKDUnqPN2FA1NsGQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=911039c51d8e082d';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/post\/6394702815?__cf_chl_rt_tk=p8ZJ5aSc3RHETB6gIXPOrlv94oRtMq1O3qjvWFKzxik-1739401549-1.0.1.1-E_FFOOVH0C.TWA7FGOGpgDtdrTZk9Fckse0CXMla_NQ" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>
Copyright © 2002-9 Sam Ruby, Mark Pilgrim, Joseph Walton, and Phil Ringnalda